--- a/include/common-transit.inc.php
+++ b/include/common-transit.inc.php
@@ -4,27 +4,17 @@
 	'saturday',
 	'weekday'
 );
-function getServiceOverride() {
-	global $conn;
-	$query = "Select * from calendar_dates where date = '".date("Ymd")."' and exception_type = '1'";
-	 debug($query,"database");
-	$result = pg_query($conn, $query);
-	if (!$result) {
-		databaseError(pg_result_error($result));
-		return Array();
-	}
-	return pg_fetch_assoc($result);
-}
-function service_period()
+
+function service_period($date = "")
 {
 	
 	if (isset($_SESSION['service_period'])) return $_SESSION['service_period'];
-	$override = getServiceOverride();
+	$override = getServiceOverride($date);
 	if ($override['service_id']){
 		return $override['service_id'];
 	}
 
-	switch (date('w')) {
+	switch (date('w',($date != "" ? $date : time()))) {
 	case 0:
 		return 'sunday';
 	case 6: